891145125

素因数分解:

$3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1069}}^1$

素因数の和:1125

約数の個数: 128

約数和(自身を含む): 1869504000

約数和(自身を除く): 978358875

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 27, 39, 45, 57, 65, 75, 95, 117, 125, 135, 171, 195, 225, 247, 285, 325, 351, 375, 475, 513, 585, 675, 741, 855, 975, 1069, 1125, 1235, 1425, 1625, 1755, 2223, 2375, 2565, 2925, 3207, 3375, 3705, 4275, 4875, 5345, 6175, 6669, 7125, 8775, 9621, 11115, 12825, 13897, 14625, 16035, 18525, 20311, 21375, 26725, 28863, 30875, 33345, 41691, 43875, 48105, 55575, 60933, 64125, 69485, 80175, 92625, 101555, 125073, 133625, 144315, 166725, 182799, 208455, 240525, 264043, 277875, 304665, 347425, 375219, 400875, 507775, 548397, 625365, 721575, 792129, 833625, 913995, 1042275, 1202625, 1320215, 1523325, 1737125, 1876095, 2376387, 2538875, 2741985, 3126825, 3607875, 3960645, 4569975, 5211375, 6601075, 7129161, 7616625, 9380475, 11881935, 13709925, 15634125, 19803225, 22849875, 33005375, 35645805, 46902375, 59409675, 68549625, 99016125, 178229025, 297048375, 891145125]

約数ペア:

[(1, 891145125), (3, 297048375), (5, 178229025), (9, 99016125), (13, 68549625), (15, 59409675), (19, 46902375), (25, 35645805), (27, 33005375), (39, 22849875), (45, 19803225), (57, 15634125), (65, 13709925), (75, 11881935), (95, 9380475), (117, 7616625), (125, 7129161), (135, 6601075), (171, 5211375), (195, 4569975), (225, 3960645), (247, 3607875), (285, 3126825), (325, 2741985), (351, 2538875), (375, 2376387), (475, 1876095), (513, 1737125), (585, 1523325), (675, 1320215), (741, 1202625), (855, 1042275), (975, 913995), (1069, 833625), (1125, 792129), (1235, 721575), (1425, 625365), (1625, 548397), (1755, 507775), (2223, 400875), (2375, 375219), (2565, 347425), (2925, 304665), (3207, 277875), (3375, 264043), (3705, 240525), (4275, 208455), (4875, 182799), (5345, 166725), (6175, 144315), (6669, 133625), (7125, 125073), (8775, 101555), (9621, 92625), (11115, 80175), (12825, 69485), (13897, 64125), (14625, 60933), (16035, 55575), (18525, 48105), (20311, 43875), (21375, 41691), (26725, 33345), (28863, 30875)]